Software Engineer Intern — United States

About Mt9wX

Seafood is one of the healthiest, most sustainable proteins on the planet, but the industry behind it has been largely overlooked by modern software. Mt9wX is a Boston-based startup building AI software that helps seafood businesses optimize sales, inventory, purchasing, and operations.

About the Role

We’re looking for a software engineering intern who enjoys solving real-world problems and building software people actually use. You’ll work directly with our customers to understand how their businesses run, find the problems worth solving, and own the work from design to deployment.

What You'll Do

• Work directly with customers to understand their workflows and turn their needs into practical solutions.

• Design, build, test, and deploy features, integrations, platforms.

• Own projects end to end, from ideation to production.

• Collaborate closely with qCeYm'V founders to prioritize and develop new capabilities

Who We're Looking For

• Experience building intuitive, responsive frontends with a strong eye for UI/UX.

• Experience designing and building backend services and APIs.

• Solid understanding of relational databases, data modeling, and SQL.

• Experience deploying to the cloud and integrating with third-party systems.

• Comfortable working across technologies and quick to pick up new tools.

• Experience with or strong interest in AI, LLMs, and automation.

• Strong communication skills and an interest in working directly with customers.

Why Join Mt9wX?

You'll have real ownership from day one, working directly with our founders and customers to build products that get deployed into actual businesses. You'll learn how to identify valuable problems, develop practical solutions, and bring software from idea to production. If you're interested in entrepreneurship, AI, and building technology that makes a tangible difference, we'd love to hear from you.